MDB Ventures Industrial, Ham Radio Transmitter and Power Tubes

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Type: 837

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Don't see what you need? Contact us. We have many more tubes that are not yet listed. We also have new and good used tubes in most other numbers including preoctal, globe/balloon, octal, loctal, miniature, Nuvistor, subminiature, metal, power, transmitter tubes and many more. MDB Ventures Industrial, Ham Radio Transmitter and Power Tubes Quantity Available Tube Type Price Each Tube Brand Emission Strength Mutual Conductance Description Notes 1 837 $5.00 Westinghouse 110% 4200/4000Gm NOS (OB) (cat:402-158 - 13a) brown fiber base - bayonet pin - US Navy 1 837 $5.00 Westinghouse 100% 4000/4000Gm NOS (OB) (13a) brown base - bayonet pin - US Navy 1 837 $5.00 Westinghouse 100% 4200/4000Gm NOS (OB) (13a) brown base - bayonet pin - US Navy 1 837 $5.00 Westinghouse 110% 4300/4000Gm NOS (OB) (13a) brown base - bayonet pin - US Navy 1 837 $5.00 Westinghouse 120% 4000/4000Gm NOS (OB) (13a) brown base - bayonet pin - US Navy 1 837 $5.00 Westinghouse 110% 4000/4000Gm NOS (OB) (13a) brown base - bayonet pin - US Navy 1 837 $5.00 Ken-Rad/US Navy 110% 4400/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - for Western Electric 1 837 $5.00 Ken-Rad/US Navy 120% 4600/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - for Western Electric 1 837 $5.00 Ken-Rad/US Navy 110% 4400/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - for Western Electric 1 837 $5.00 Ken-Rad/US Navy 120% 4400/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - for Western Electric 1 837/VT-101 $5.00 Hytron 140% 4700/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Army - damaged box 1 837/VT-101 $5.00 Hytron 120% 4200/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Army - damaged box 1 837/VT-101 $5.00 Hytron 130% 4400/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Army - damaged box 1 837/VT-101 $5.00 Hytron 130% 4300/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Army - damaged box 1 837/VT-101 $5.00 Hytron 120% 4400/4000Gm NOS (wb) (cat:13a) brown base - bayonet pin 1 837/VT-101 $5.00 RCA 120% 4200/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Navy - damaged box 1 837/VT-101 $5.00 RCA 130% 4000/4000Gm NOS (OB) (cat:13a) brown base - bayonet pin - US Navy - sealed in box 1 837 $5.00 Ken-Rad/US Navy 120% 4200/4000Gm NOS (wb) (cat:402-156-1 - 13a) brown base - bayonet pin 1 837 $5.00 Ken-Rad/US Navy 130% 4500/4000Gm NOS (wb) (cat:402-156-2 - 13a) brown base - bayonet pin 1 837/VT-101 $5.00 Hytron 110% 4100/4000Gm NOS (wb) (cat:13a) brown base - bayonet pin - JAN 1 837/VT-101 $5.00 RCA 110% 4200/4000Gm NOS (wb) (cat:13a) brown base - bayonet pin 1 837 $2.50 RCA 130% 3900/4000Gm used (L) (cat:402-157-2 - 13a) brown base - bayonet pin 1 837 $2.50 RCA 110% 4400/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 RCA 110% 4200/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 120% 4200/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 130% 4500/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 130% 4000/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 120% 4400/4000Gm used (L) (cat:13a) brown base - US Navy 1 837 $2.50 RCA 130% 3600/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 120% 4000/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 110% 3800/4000Gm used (L) (cat:402-160 - 13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 110% 3900/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 100% 3800/4000Gm used (L) (cat:402-157-1 - 13a) brown base - bayonet pin 1 837 $2.50 RCA 110% 3800/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 120% 4400/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 110% 4000/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 RCA 120% 4600/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837/VT-101 $2.50 RCA 120% 4600/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Army 1 837/VT-101 $2.50 RCA 150% 4600/4000Gm used (L) (cat:13a) brown base - bayonet pin - JAN 1 837/VT-101 $2.50 Hytron 100% 4200/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837/VT-101 $2.50 Hytron 120% 4200/4000Gm used (L) (cat:13a) brown base - JAN 1 837/VT-101 $2.50 Hytron 110% 4200/4000Gm used (L) (cat:13a) brown base - JAN 1 837/VT-101 $2.50 Ken-Rad 130% 4400/4000Gm used (L) (cat:13a) brown base - bayonet pin - JAN 1 837/VT-101 $2.50 Ken-Rad 120% 5000/4000Gm used (L) (cat:13a) brown base - JAN 1 837/VT-101 $2.50 Westinghouse 125% 4300/4000Gm used (L) (cat:13a) brown base - bayonet pin - JAN 1 837/VT-101 $2.50 Westinghouse 130% 5000/4000Gm used (L) (cat:13a) brown base - bayonet pin - JAN 1 837/VT-101 $2.50 Westinghouse 110% 4200/4000Gm used (L) (cat:13a) brown base - bayonet pin - JAN 1 837 $2.50 Westinghouse 110% 4800/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 Westinghouse 100% 3800/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 Westinghouse 110% 3200/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 Westinghouse 100% 4400/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 Raytheon 110% 4200/4000Gm used (L) (cat:13a) brown base - bayonet pin - US Navy 1 837 $2.50 US Navy 110% 4000/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 US Navy 120% 4800/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 US Navy 130% 5000/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 US Navy 120% 5000/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 US Navy 110% 4500/4000Gm used (L) (cat:13a) brown base - bayonet pin 1 837 $2.50 Hytron 90% 3500/4000Gm used (L) (cat:13a) brown base - bayonet pin Notes: (OB) = original box, (rb) = relabeled/replacement box, (wb) = white box, (L) = loose (no box), (pl) = paper label on tube (original or third party) (H) = tested on Hickok 539A ST=ST Style, GT=GT Style, JAN = Military Emission Strength = Percentage of emission measured on Eico 666 tube tester (Emission Strength = 100% baseline reference, >80%:good, >60%:fair >40%=diode good). Gm = Mutual conductance measured on Hickok 533 tube tester; Except (H)=tested on Hickok 539A (Gm = measured/baseline, measured1:measured2/baseline, measured1:measured2/baseline1:baseline2). How To Order: Purchasing our Industrial, Ham Radio Transmitter and Power tubes is easy. Just send us an email indicating the tubes (including quantities) you want. We will let you know the total price including shipping and handling. Contact MDB Ventures sales@mdbventures.com Due to the highly volatile nature of the tube business, all Prices are subject to change without notice. Go back to the TOP Industrial, Ham Radio Transmitter and Power Vacuum Tube List Shipping and Handling Information MDB Ventures Home Don't forget to visit our Discount Bargain Packs and Bargain Bin for more savings! Email: MDB Ventures sales@mdbventures.com